HAIKELITE HG10 20000LM electric flashlight 46950 rechargeable battery

Material: 6063 aluminium alloy barrel material; stainless steel switch pressure ring
Surface treatment: military standard three grade hard oxidation
Lens: Tempered glass diamond film
Colour: black 
Battery: one 46950 power battery 30000mAh (flat head, semi-tip)
 Spring: ultra-low internal resistance copper alloy spring
Charging: Type-C bidirectional fast charging port, the switch lights up red when charging; the switch lights up blue when charging is complete.
Charging time: 30,000 mAh 1 section 46950 for about 8 hours.
Lamp beads: HG50
Colour temperature: 6000K-6500K
Waterproof grade: normal waterproof not diving
Product size: 177mm (total length) x 90mm (head) x 55mm
(Tail) x 54mm (body)

Product weight: bare tube 544g with battery weight 1900g

Translated with DeepL.com (free version)

Quick Start
Infinitely dimmable: when switching on, press and hold the switch for infinitely dimming to increase the brightness, release the switch and then press and hold to change the direction of dimming and reduce the brightness.
Extremely bright: any mode of fast double-click to enter the extremely bright, when the torch temperature reaches 50 ℃, there will be a temperature control protection function, the brightness will slowly drop to 3000 lumens, continue to long light (6H or so), the torch temperature is lower than 48 ℃ will rise to the high brightness gear.
Burst flash: when on, double-click - extremely bright again double-click to enter the burst flash - again double-click to enter the S0S mode - again double-click to enter the tactical blinking, any gear click off

Battery power display: when the battery is below 3.2V blue light blinking, below 3V red light blinking, below 3V will be automatically shutdown
Charging indication function: red light when charging, blue light when full.
Mobile phone charging indication: blue light is on when charging.
Charging power: charging 5V 4A 20W bidirectional charging
Infinitely dimmable / gear mode switching: when on, three clicks for infinitely dimmable
mode switching between dimming and gear mode
Stall mode: a 100 lumens (12 days), second 1000 lumens (15H), third 3000 lumens (6H), fourth 6000 lumens (6 minutes + 6H), double-click to the very bright 20000 lumens (temperature-controlled downshifting 3 minutes + 6H)), double-click again to enter the flash mode.
Lock mode: long press three seconds to enter the lock function when closed, boot long three seconds to unlock.